LTC3879_15 Datasheet, PDF (2/28 Pages) Linear Technology – Fast, Wide Operating Range No RSENSE Step-Down Controller

LTC3879
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (V_IN) ......................... –0.3V to 40V
I_ON Voltage................................................. –0.3V to 40V
BOOST Voltage .......................................... –0.3V to 46V
SW Voltage ................................................... –5V to 40V
INTV_CC, (BOOST-SW), TRACK/SS, RUN,
PGOOD Voltages .......................................... –0.3V to 6V
MODE, V_RNG Voltages ................–0.3V to INTV_CC + 0.3V
V_FB, I_TH Voltages ....................................... –0.3V to 2.7V
Operating Temperature Range (Note 4)....–40°C to 85°C
Junction Temperature (Note 2) ............................. 125°C
Storage Temperature Range...................–65°C to 150°C
Lead Temperature (Soldering, 10 sec)
MSOP Only ....................................................... 300°C
PIN CONFIGURATION
TOP VIEW
TRACK/SS 1
16 BOOST
PGOOD 2
15 TG
V_RNG 3
14 SW
MODE 4
I_TH 5
17
13 PGND
12 BG
SGND 6
11 INTV_CC
I_ON 7
10 V_IN
V_FB 8
9 RUN
MSE PACKAGE
16-LEAD PLASTIC MSOP
T_JMAX = 125°C, θ_JA = 40°C/W
EXPOSED PAD (PIN 17) IS SGND, MUST BE SOLDERED TO PCB
TOP VIEW
16 15 14 13
TRACK/SS 1
12 BG
PGOOD 2
17
11 INTV_CC
V_RNG 3
10 V_IN
MODE 4
9 RUN
5678
UD PACKAGE
16-LEAD (3mm s 3mm) PLASTIC QFN
T_JMAX = 125°C, θ_JA = 68°C/W, θ_JC = 4.2°C/W
EXPOSED PAD (PIN 17) IS SGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
LEAD FREE FINISH
TAPE AND REEL
PART MARKING*
PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3879EMSE#PBF
LTC3879EMSE#TRPBF 3879
16-Lead Plastic MSOP
–40°C to 85°C (Note 4)
LTC3879IMSE#PBF
LTC3879IMSE#TRPBF 3879
16-Lead Plastic MSOP
–40°C to 85°C (Note 4)
LTC3879EUD#PBF
LTC3879EUD#TRPBF
LDTM
16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C (Note 4)
LTC3879IUD#PBF
LTC3879IUD#TRPBF
LDTM
16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C (Note 4)
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
3879f
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